For most of their evolutionary history, narwhals have relied more on sound than sight to survive in the Arctic’s dark icy ...

Remains of an ancient Arctic rhino indicate that land mammals traversed the North Atlantic via land bridges, and did so much ...

As human activity grows in the Arctic, underwater noise is spreading through icy waters, disrupting how many animals ...

Researchers at Washington State University and the Alaska Department of Fish and Game are using collar cams to study a remote population of grizzly bears on Alaska's North Slope ...

One of the most attractive critters at the zoo splashes through frigid waters: polar bears, the beauties of the Arctic Circle ...

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the sea ice melts rapidly.

The bears began feeding on alternative food sources, researchers found.

Instead of growing leaner like polar bears in other parts of the Arctic, those in Svalbard have gained body fat. Read more at ...

The Arctic is experiencing a steady rise in human-generated underwater noise as melting ice and increasing activity open the ...

Beluga whales can disappear beneath Arctic sea ice for long stretches, which makes them far tougher to follow than many other whale species. That is why researchers have increasingly turned to ...

The finding offers a small window of hope for a polar bear population vulnerable to the effects of climate change.

After decades monitoring polar bears in Norway's far north, researchers say the animals have proven incredibly adaptable, but ...